A wide selection of sizes and flange choices make it easy to specify the materials that are right for the homes you build whether you re building production homes or custom plans.
Engineered wood i beam span table.
This performance standard provides an easy to use table of allowable spans for applications in residential floor construction allowing designers and builders to select and use i joists from various member manufacturers using just one set of span tables.
The easiest way to size engineered wood beams is to use the span tables that the manufacturer provides.
Anything 5 and above we always at least double cripple.
Engineered wood products ewp span and size charts for bci joists.
An engineered wood beam is a wood product or assembly designed to replace traditional structural lumber.
Sizing engineered wood beams is not at all difficult.
With these factors the lightest joist will have a maximum span of 17 feet 8 inches.
A double 2x12 beam can span 12 feet.
A 2 2x10 can span 10 feet and so on.
The l 480 table with a 40 per square foot live load and a 20 per square foot dead load with a depth of 11 7 8 inches will give you spans according to joint weight.
The engineered product is stronger and allows for greater spans.
Versa lam laminated veneer lumber lvl beams and headers eliminate twisting shrinking and splitting and deliver flatter quieter floors and structures.
According to the 2012 irc codes any beam joist or header shall never have a bearing of less than 1 1 2.
This is the most common as the typical span is 15 feet.
Span refers to the length of the i joist.
The apa mark of quality.
Bci joists are specially constructed i joists with flanges made from strong versa lam laminated veneer lumber with oriented stranded board webs and approved waterproof structural adhesives providing outstanding strength and durability.
Beams of more than one ply must be fastened together with either nails or bolts.
Dimensional lumber deck beam span chart.
Engineered to deliver consistent stiffness and strength characteristics dimensional stability helps minimize floor squeaks and helps reduce callbacks resists shrinking and twisting for less waste and more consistent performance.
On longer spans the beam may require much more bearing space as indicated by this table.
Apa pris are recognized through icc es esr 1405.
When supporting joists that span 12 feet with no overhang beyond the beam a double ply beam can span in feet a value equal to its depth in inches.
Lightweight and cost effective wi and gpi series wood i beam joists are the builder s choice for residential floor and roof systems.
Use the span tables below to determine allowable lengths of joists and rafters based on size and standard design loads.
Wood i beam blocking panels may be used in place of the 2x4.
The numbers in gray indicate the distance between the support posts.
